Molekula
tri-Potassium citrate monohydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Tri-Potassium citrate monohydrate is a water-soluble salt used as a buffering agent, food additive, and in pharmaceutical formulations. It is also employed in laboratory reagents and as a chelating agent. Available with CAS number 6100-05-6, molecular formula K3C6H5O7•H2O, and molecular weight 324.41 g/mol. Stored at ambient temperature with no signal word. Molekula supplies tri-Potassium citrate monohydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 kg — £41.70 per pack ex VAT · £50.04 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Assay/Purity | ≥ 99.0% |
| Loss on Drying | 3.0 - 6.0% |
| Lead (Pb) | ≤ 0.001% |
| Identification (IR) | Conforms to Reference |
| Arsenic (As) | ≤ 0.0003% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 21508672 |
| CAS Number | 6100-05-6 |
| IUPAC Name | tripotassium;2-hydroxypropane-1,2,3-tricarboxylate;hydrate |
| Molecular Formula | K3C6H5O7•H2O |
| Molecular Weight | 324.41 |
| Exact Mass | 323.9052 |
| SMILES | C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.O.[K+].[K+].[K+] |
| InChIKey | PJAHUDTUZRZBKM-UHFFFAOYSA-K |
| InChI | InChI=1S/C6H8O7.3K.H2O/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;;1H2/q;3*+1;/p-3 |
| PubChem CID | 2735208 |
| REACH Code | Y113 |
| HTS Code | 29181550 |
| Tariff Code | 2918150090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Cymaclear
- Effercitrate
- INS NO.332(II)
- K-cit-v
- Kali Citricum
- Kalii citras
- Pot cit
- Potassium citrate monohydrate
- Potassium-cit
- UROCIT-K
Frequently asked questions
What is tri-Potassium citrate monohydrate used for?
It is commonly used as a buffering agent, stabilizer, and in pharmaceutical formulations, particularly in electrolyte solutions and kidney stone prevention supplements.
What is the chemical formula and molecular weight of tri-Potassium citrate monohydrate?
The formula is K3C6H5O7•H2O with a molecular weight of 324.41 g/mol.
How should tri-Potassium citrate monohydrate be stored?
It should be stored at ambient temperature, protected from moisture and heat.
What grade is available for tri-Potassium citrate monohydrate?
Available in pharmaceutical and analytical grades; specific grades may vary based on order volume and application.
Can Molekula supply tri-Potassium citrate monohydrate in bulk?
Yes, Molekula can supply tri-Potassium citrate monohydrate in bulk quantities—please contact sales for pricing and availability.
What documentation comes with an order of tri-Potassium citrate monohydrate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.